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Recursive formula for a geometric sequence with a starting value of 8 and a common ratio of 5
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Recursive formula for a geometric sequence with a starting value of 8 and a common ratio of 5

User Amr Hossam
by
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1 Answer

1 vote

a_2=5a_1

a_3=5a_2

a_4=5a_3
...

a_n=5a_(n-1)

So the recursive formula is


\begin{cases}a_1=8\\a_n=5a_(n-1)&\text{for }n>1\end{cases}
User Balintpekker
by
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